:root{
  --tblue:#0052D9; --bright:#006EFF; --mid:#4C8DFF; --ice:#EAF2FF; --ice2:#DCE9FF;
  --ink:#152A4E; --mute:#5B6B8C; --line:#E2EAF6; --bg:#F4F7FC; --white:#fff;
  --teal:#00A3A3; --tealD:#067A7A; --green:#12A150; --amber:#E8820C; --red:#E5484D;
  --shadow:0 6px 24px rgba(0,82,217,.08); --shadow2:0 2px 10px rgba(0,82,217,.06);
  --mono:"SFMono-Regular",Consolas,"Roboto Mono",Menlo,monospace;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  background:var(--bg);color:var(--ink);line-height:1.45;-webkit-font-smoothing:antialiased}

/* header */
header{background:linear-gradient(110deg,#0046BE 0%,#0052D9 45%,#006EFF 100%);color:#fff;
  padding:16px 28px;display:flex;align-items:center;gap:18px;box-shadow:0 4px 18px rgba(0,82,217,.25)}
header .logo{width:40px;height:40px;border-radius:11px;background:rgba(255,255,255,.16);
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:20px;
  border:1px solid rgba(255,255,255,.3)}
header h1{font-size:18px;margin:0;font-weight:700;letter-spacing:.2px}
header .sub{font-size:12px;opacity:.85;margin-top:2px}
header .spacer{flex:1}
.endpoint{font-family:var(--mono);font-size:12px;background:rgba(255,255,255,.14);
  padding:6px 12px;border-radius:8px;border:1px solid rgba(255,255,255,.22)}
.status{display:flex;align-items:center;gap:7px;font-size:12px;font-weight:700;
  padding:6px 12px;border-radius:20px;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.25)}
.status .dot{width:9px;height:9px;border-radius:50%;background:#9fb6e6}
.status.live .dot{background:#4ade80;box-shadow:0 0 0 4px rgba(74,222,128,.25)}
.status.sim .dot{background:#fbbf24;box-shadow:0 0 0 4px rgba(251,191,36,.25)}

/* nav */
nav{display:flex;gap:6px;padding:14px 28px 0;background:var(--bg);position:sticky;top:0;z-index:5}
nav button{border:none;background:transparent;padding:10px 18px;font-size:14px;font-weight:600;
  color:var(--mute);cursor:pointer;border-radius:10px 10px 0 0;transition:.15s}
nav button:hover{color:var(--tblue);background:#fff}
nav button.active{color:var(--tblue);background:#fff;box-shadow:0 -2px 8px rgba(0,82,217,.06)}

main{padding:22px 28px 60px;max-width:1180px;margin:0 auto}
.view{display:none;animation:fade .3s ease}
.view.active{display:block}
@keyframes fade{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

h2.title{font-size:22px;margin:0 0 4px}
p.lead{color:var(--mute);margin:0 0 18px;font-size:14px}

/* cards */
.card{background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow2);padding:18px 20px;margin-bottom:16px}
.card h3{margin:0 0 12px;font-size:15px;color:var(--tblue);display:flex;align-items:center;gap:8px}

/* flow strip */
.flow{display:flex;align-items:stretch;gap:0;margin:6px 0 20px}
.flow .node{flex:1;background:#fff;border:1.5px solid var(--line);border-radius:12px;padding:12px 14px;
  text-align:center;transition:.25s;position:relative}
.flow .node.gw{border-color:var(--tblue);background:linear-gradient(180deg,#fff, #f5f9ff)}
.flow .node .nlabel{font-size:11px;color:var(--mute);text-transform:uppercase;letter-spacing:.5px}
.flow .node .nname{font-weight:700;font-size:14px;margin-top:2px}
.flow .node .nmeta{font-family:var(--mono);font-size:10.5px;color:var(--mute);margin-top:4px}
.flow .node.active{border-color:var(--bright);box-shadow:0 0 0 4px rgba(0,110,255,.12);transform:translateY(-2px)}
.flow .node.gw.active{box-shadow:0 0 0 5px rgba(0,82,217,.16)}
.flow .arrow{width:46px;display:flex;align-items:center;justify-content:center;position:relative}
.flow .arrow svg{width:46px;height:18px}
.flow .arrow .pulse{position:absolute;width:8px;height:8px;border-radius:50%;background:var(--bright);
  left:-6px;opacity:0;}
.flow .arrow.run .pulse{animation:travel 1s linear infinite}
@keyframes travel{0%{left:2px;opacity:0}15%{opacity:1}85%{opacity:1}100%{left:38px;opacity:0}}

/* run controls */
.controls{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-bottom:14px}
.controls input[type=text]{flex:1;min-width:240px;padding:11px 14px;border:1.5px solid var(--line);
  border-radius:10px;font-size:14px;outline:none;transition:.15s}
.controls input[type=text]:focus{border-color:var(--bright);box-shadow:0 0 0 3px rgba(0,110,255,.12)}
.btn{background:var(--tblue);color:#fff;border:none;padding:11px 22px;border-radius:10px;font-size:14px;
  font-weight:700;cursor:pointer;transition:.15s;display:inline-flex;align-items:center;gap:8px}
.btn:hover{background:var(--bright);transform:translateY(-1px)}
.btn:disabled{opacity:.5;cursor:not-allowed;transform:none}
.btn.ghost{background:#fff;color:var(--tblue);border:1.5px solid var(--tblue)}
.btn.ghost:hover{background:var(--ice)}
.spinner{width:15px;height:15px;border:2.5px solid rgba(255,255,255,.4);border-top-color:#fff;
  border-radius:50%;animation:spin .7s linear infinite;display:inline-block}
@keyframes spin{to{transform:rotate(360deg)}}

/* step cards */
.step{display:flex;gap:14px;margin-bottom:14px;opacity:0;transform:translateX(-8px);
  animation:slidein .35s ease forwards}
@keyframes slidein{to{opacity:1;transform:none}}
.step .num{flex:none;width:34px;height:34px;border-radius:50%;background:var(--tblue);color:#fff;
  font-weight:800;display:flex;align-items:center;justify-content:center;font-size:15px;margin-top:2px}
.step.tools .num{background:var(--teal)}
.step .body{flex:1;background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px 16px;box-shadow:var(--shadow2)}
.step .body .h{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.step .body .h .stitle{font-weight:700;font-size:15px}
.step .body .h .sdesc{color:var(--mute);font-size:12.5px}
.step .running{color:var(--mute);font-size:13px;display:flex;align-items:center;gap:8px;margin-top:8px}
.step .running .spinner{border-color:rgba(0,82,217,.2);border-top-color:var(--tblue)}

/* telemetry chips */
.tele{display:flex;gap:8px;flex-wrap:wrap;margin:10px 0}
.chip{font-family:var(--mono);font-size:11px;background:var(--ice);color:var(--tblue);
  padding:4px 10px;border-radius:7px;border:1px solid var(--ice2);font-weight:600}
.chip.gw{background:#0052D9;color:#fff;border-color:#0052D9}
.chip.tool{background:#E6F7F7;color:var(--tealD);border-color:#bfe9e9}

pre.json{background:#0E1A30;color:#cfe0ff;font-family:var(--mono);font-size:12px;
  padding:12px 14px;border-radius:9px;overflow:auto;margin:6px 0 0;line-height:1.5}
pre.json .k{color:#7dd3fc}.pre.json .s{color:#86efac}
.proposal{background:linear-gradient(180deg,#f5f9ff,#eaf2ff);border:1px solid var(--ice2);
  border-radius:10px;padding:14px 16px;font-size:14.5px;line-height:1.6;margin-top:4px}

.tag{font-size:10px;font-weight:800;padding:2px 8px;border-radius:20px;letter-spacing:.4px;text-transform:uppercase}
.tag.live{background:#dcfce7;color:#15803d}
.tag.sim{background:#fef3c7;color:#b45309}

/* capability grid */
.grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
@media(max-width:760px){.grid{grid-template-columns:1fr}}
.capcard{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px;box-shadow:var(--shadow2)}
.capcard h4{margin:0 0 4px;font-size:14px;display:flex;align-items:center;gap:8px}
.capcard .cnum{width:24px;height:24px;border-radius:7px;background:var(--ice);color:var(--tblue);
  font-weight:800;font-size:12px;display:flex;align-items:center;justify-content:center}
.row{display:flex;align-items:center;gap:10px;padding:8px 0;border-top:1px dashed var(--line);font-size:13px}
.row:first-of-type{border-top:none}
.row .label{flex:none;min-width:130px;color:var(--mute);font-size:12px}
.row .val{flex:1;font-family:var(--mono);font-size:12px}
.badge{font-size:11px;font-weight:800;padding:2px 9px;border-radius:6px}
.badge.pass{background:#dcfce7;color:#15803d}
.badge.reject{background:#fee2e2;color:#b91c1c}
.badge.info{background:var(--ice);color:var(--tblue)}
.metric{display:flex;justify-content:space-between;font-family:var(--mono);font-size:12px;
  padding:6px 0;border-top:1px dashed var(--line)}
.metric .mk{color:var(--mute)}.metric .mv{color:var(--tblue);font-weight:600}

/* overview */
.lane{display:flex;align-items:center;gap:0;margin:10px 0}
.lane .tag2{font-weight:800;font-size:12px;color:#fff;padding:5px 12px;border-radius:7px;margin-right:14px;white-space:nowrap}
.kv{display:grid;grid-template-columns:170px 1fr;gap:8px 16px;font-size:13px;margin-top:6px}
.kv .kk{color:var(--mute)}
.kv .vv{font-family:var(--mono);font-size:12px}
.muted{color:var(--mute);font-size:13px}
.pill{display:inline-block;background:var(--ice);color:var(--tblue);font-family:var(--mono);
  font-size:11.5px;padding:3px 9px;border-radius:6px;margin:2px;border:1px solid var(--ice2)}

/* data masking */
.mask-config{display:flex;flex-direction:column;gap:12px}
.mask-config .mrow{display:flex;gap:14px;align-items:flex-start;flex-wrap:wrap}
.mask-config .mlabel{flex:none;width:150px;color:var(--mute);font-size:13px;padding-top:4px}
.checks{display:flex;gap:14px;flex-wrap:wrap;flex:1}
.chk{display:inline-flex;align-items:center;gap:6px;font-size:13px;cursor:pointer;
  background:var(--ice);border:1px solid var(--ice2);padding:6px 11px;border-radius:8px;user-select:none}
.chk input{accent-color:var(--tblue);cursor:pointer}
.chk .ph{font-family:var(--mono);font-size:10.5px;color:var(--mute);background:#fff;
  padding:1px 6px;border-radius:5px;border:1px solid var(--line)}
.chk .warn{color:var(--amber);font-size:11px}
.diff{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:6px}
@media(max-width:760px){.diff{grid-template-columns:1fr}}
.diffcol{border:1px solid var(--line);border-radius:10px;overflow:hidden}
.dhead{font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.4px;padding:7px 12px}
.dhead.raw{background:#fef2f2;color:#b91c1c}
.dhead.masked{background:#ecfdf5;color:#15803d}
pre.masktext{margin:0;padding:12px 14px;font-family:var(--mono);font-size:12.5px;line-height:1.6;
  white-space:pre-wrap;word-break:break-word;background:#fff;color:var(--ink)}
mark.pii{background:#fee2e2;color:#b91c1c;border-radius:4px;padding:0 3px;font-weight:600}
mark.ph{background:#dcfce7;color:#15803d;border-radius:4px;padding:0 3px;font-weight:700;font-family:var(--mono)}
.logrow{display:flex;gap:10px;align-items:flex-start;margin-top:8px}
.logrow .ltag{flex:none;font-size:10px;font-weight:800;text-transform:uppercase;letter-spacing:.3px;
  padding:4px 9px;border-radius:6px;margin-top:6px;white-space:nowrap}
.logrow .ltag.on{background:#dcfce7;color:#15803d}
.logrow .ltag.off{background:#fee2e2;color:#b91c1c}
.logrow pre.masktext{flex:1;border:1px solid var(--line);border-radius:8px}
.verdict{font-size:14px;font-weight:700;line-height:1.5;padding:12px 14px;border-radius:10px;
  margin:4px 0 10px;border:1px solid transparent}
.verdict.ok{background:#ecfdf5;color:#15803d;border-color:#bbf7d0}
.verdict.warn{background:#fffbeb;color:#b45309;border-color:#fde68a}
.verdict.bad{background:#fef2f2;color:#b91c1c;border-color:#fecaca}
.verdict::before{margin-right:8px}
.verdict.ok::before{content:"\2705"}
.verdict.warn::before{content:"\26A0\FE0F"}
.verdict.bad::before{content:"\26D4"}
.card .dhead.masked{display:inline-block;border-radius:8px;margin:8px 0 4px}
.steps-list{margin:6px 0 0;padding-left:20px;font-size:13.5px;line-height:1.8;color:var(--ink)}
.steps-list code{font-family:var(--mono);font-size:12px;background:var(--ice);padding:1px 6px;border-radius:5px}
.hint{font-size:12.5px;color:var(--mute);line-height:1.6;margin:8px 0 0}